The COOSPO HW9 armband heart rate monitor is praised for its comfort, stability, and accuracy, with reviewers noting it stays in place better than chest straps. It offers dual Bluetooth and ANT+ connectivity, good battery life, and compatibility with various fitness apps, making it a solid choice for indoor and outdoor training. However, it lacks internal storage and uses older sensor technology, requiring a paired device for data recording.
Pros
- Accurate heart rate readings compared to chest strap monitors.12
- Comfortable to wear on the arm and stays in place during exercise.132
- Dual Bluetooth and ANT+ connectivity allows simultaneous connection to multiple devices.1
- Good battery life (35-40 hours) and USB charging.13
- Includes two bands (bicep and forearm) and is lightweight.3
- LED color indicator for heart rate zones.32
- Affordable price point with coupon.3
Cons
Key Facts
- Weighs 20g with bicep armband and measures 1.6 x 1.3 x 0.4 inches.3
- Battery life is reported as 40 hours (yt:535) and 35 hours (yt:537).13
- Uses optical sensor with two green LEDs and one photo detector.3
- Charges via USB and includes a magnetic charger.13
- Broadcasts via Bluetooth 5.0 and ANT+.12
- LED indicator with five colors shows heart rate zones.32
- Compatible with Zwift, Strava, Concept 2, Wahoo, and other apps.12
- Retails for $59 but available with a $15 coupon on Amazon.3
Reviews & Ratings
10:13The reviewer praises the COOSPO HW9 armband heart rate monitor, stating it is better than chest heart rate monitors because it stays in place on the forearm. They note high accuracy results, an LED with five colors indicating heart rate zones, and overall reliability. They mention it works well for workouts, training rides, and races.
10:09The reviewer discusses the COOSPO HW9 Armband Heart Rate Monitor, highlighting its features, comfort, and battery life while noting its older sensor technology.
05:49The reviewer discusses the COOSPO HW9 Armband Heart Rate Monitor extensively, highlighting its performance, comfort, and accuracy. They mention using it for several months across various activities like running, cycling, rowing, and high-intensity training. The reviewer compares it favorably to other heart rate monitors, noting its optical sensor technology and dual Bluetooth/ANT+ connectivity. They also contrast it with chest strap monitors and wrist-based sensors, praising its stability and reliability during exercise.
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MYBIKEPARTS (10% off)Where to Buy

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Specifications
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